#781A21#781A21

#781A21 is a dark, vivid red. Relative luminance 0.048; OKLCH L 38.0% C 0.128 H 22.1°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#781A21
RGB	rgb(120, 26, 33)
HSL	hsl(356, 64%, 29%)
HSV	hsv(356, 78%, 47%)
CMYK	cmyk(0%, 78.3%, 72.5%, 52.9%)
CIE-LAB	lab(26.28, 40.38, 20.74)
CIE-LCH	lch(26.28, 45.40, 27.19°)
OKLab	oklab(38.02% 0.1185 0.0481)
OKLCH	oklch(38.02% 0.128 22.1)
XYZ	xyz(8.3906, 4.8429, 1.9315)
Luminance	0.0484 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781A21 #1A7871

analogous

#781A50 #781A21 #78421A

triadic

#781A21 #21781A #1A2178

tetradic

#781A21 #50781A #1A7871 #421A78

square

#781A21 #50781A #1A7871 #421A78

split-complementary

#781A21 #1A7842 #1A5078

monochromatic

#190507 #460F13 #781A21 #AA252F #D43844

Accessibility & contrast

On white

10.67

#781A21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#781A21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781A21

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781A21	#FFFFFF	#000000	##FFFFFF
##781A21	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363120

Deuteranopia (green-blind)

#4D451E

Tritanopia (blue-blind)

#84001E

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #781a21;
/* rgb */ color: rgb(120, 26, 33);
/* oklch */ color: oklch(38.0% 0.128 22.1);

Tailwind

colors: {
  custom: {
    50: '#a65f5c',
    500: '#781a21',
    950: '#000000',
  },
}

SCSS

$custom: #781a21;
$custom-light: #a65f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#781a21",
  "rgb": {
    "r": 120,
    "g": 26,
    "b": 33
  },
  "hsl": {
    "h": 355.532,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.38017,
    "c": 0.12788,
    "h": 22.1
  },
  "luminance": 0.04842
}

Semantic roles & 50–950 ramp

primary

#781A21

secondary

#41ACA5

accent

#E7DB40

background

#FBF5F5

surface

#F5EAE9

border

#CFC6C5

text

#110504

muted

#807979

Preview Lab

Preview with #781A21

Body copy rendered with the generated semantic roles for this colour.

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